Flora and fauna Quote by Neil deGrasse Tyson
““A mere sixty-five million years ago (less than two percent of Earth’s past), a ten-trillion-ton asteroid hit what is now the Yucatan Peninsula and obliterated more than seventy percent of Earth’s flora and fauna–including all the famous outsized dinosaurs.””
About This Quote
Source Speech: Cosmos Series, Episode 5, 2014
A massive asteroid impact 65 million years ago caused a global extinction, wiping out most dinosaurs and many species.
In simple terms: A huge asteroid killed most dinosaurs.
Key Takeaway
Recognize Earth's vulnerability to cosmic events.
Themes
science
history
extinction
cosmos
geology
Mood
awe
reflective
inquisitive
Type
informative
educational
scientific
When to use this quote
- educational talks
- planetary defense planning
- museum exhibits
- science curricula
- public outreach
Key Concepts
Astronomy
catastrophe
evolutionary impact
mass extinction
planetary science
Questions to Reflect On
- How does understanding past extinctions inform current environmental policy?
- What can we learn about planetary resilience?
A Different Perspective
The quote simplifies complex geological timelines into a single event.
![“They [scientists of centuries past] call on God only from the lonely and precarious edge of incomprehension. Where they feel certain about their explanations, however, God gets hardly a mention.” quote by Neil deGrasse Tyson](https://sms4smile.com/quotes/img-quotes/0b0/neil-degrasse-tyson-143_century_they-scientists-of-centuries-past-call-o_12921.jpg)
